> The next part is allowing for a "full_mm_flush" state such that
> tlb_flush() can make decisions based upon that. Then we move
> the tlb_{start,end}_vma() invocations one level up. So for
> the exit_mmap case it is:
>
> tlb_gather_mmu(mm, 1);
>
> flush_cache_mm(mm);
>
> for each vma {
> ...
> unmap_page_range(...);
> }
>
> clear_page_tables();
> tlb_finish_mmu();
I still need tlb_end_vma in this case - or at least I need a hook
that gets called after all the tlb_remove_tlb_entry calls are done but
before clear_page_tables is called. If I had that hook (called in
both the exit_mmap and unmap cases) then I would not need the
tlb_start/end_vma hooks.
Regards,
Paul.
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